/* A2 only: existing course components with a compact variant comparison. */
.a2-intro-notice { padding-bottom:3rem; }
.a2-intro-notice .notice { margin-top:0; }
.a2-intro-notice h2 { font-size:clamp(1.35rem,2.3vw,2rem); }
.a2-variants { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:1.5rem; }
.a2-variants article { min-width:0; border-top:1px solid var(--line); padding:1.25rem 0; }
.a2-variants .a2-practice-variant { background:var(--lmt-light); padding:1.25rem; border-top:3px solid var(--lmt-navy,#193050); }
.a2-variants .button { max-width:100%; }
#faq > div:last-child { margin-top:2rem; }
@media(max-width:600px) { .a2-variants { grid-template-columns:minmax(0,1fr); } }